RenderingMode

0 Direct rendering to visible screen.

1 Off-screen rendering

 Example for loading additional screen images

TRIAL LoadImage
LI 1          ; Redirect to off-screen canvas
SP Mask MidPos 1          ; Load picture ‘mask’ into additional image
LI 0          ; Reset to direct-mode rendering

TRIAL MaskStim
SP FixPoint MidPos 1 500          ; Show FixPoint for 500ms
RK ResKeys 2000          ; Record responses (MaxRt=2000)
SP Pic   MidPos 1 10          ; Show Picture and wait for 10 ms (rounded to next retrace)
TI 0 1          ; Transfer screen image with mask and wait until response
CS 1500          ; Clear screen and wait for 1500 ms